#170A33#170A33

#170A33 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.4% C 0.076 H 292.4°. Best body text is #FFFFFF at 18.62:1 contrast (WCAG AA passes).

Color values

HEX	#170A33
RGB	rgb(23, 10, 51)
HSL	hsl(259, 67%, 12%)
HSV	hsv(259, 80%, 20%)
CMYK	cmyk(54.9%, 80.4%, 0%, 80%)
CIE-LAB	lab(5.76, 17.87, -24.19)
CIE-LCH	lch(5.76, 30.07, 306.46°)
OKLab	oklab(19.38% 0.029 -0.0705)
OKLCH	oklch(19.38% 0.076 292.4)
XYZ	xyz(1.0593, 0.6382, 3.1987)
Luminance	0.0064 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 5.00

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170A33 #26330A

analogous

#0A1233 #170A33 #2C0A33

triadic

#170A33 #33170A #0A3317

tetradic

#170A33 #330A12 #26330A #0A332C

square

#170A33 #330A12 #26330A #0A332C

split-complementary

#170A33 #332C0A #12330A

monochromatic

#0C051A #0C051A #170A33 #2E1466 #451E99

Accessibility & contrast

On white

18.62

#170A33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#170A33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170A33

18.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170A33	#FFFFFF	#000000	##FFFFFF
##170A33	1.00	18.62	1.13	18.62
#FFFFFF	18.62	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001334

Deuteranopia (green-blind)

#001232

Tritanopia (blue-blind)

#0F141D

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #170a33;
/* rgb */ color: rgb(23, 10, 51);
/* oklch */ color: oklch(19.4% 0.076 292.4);

Tailwind

colors: {
  custom: {
    50: '#574a6b',
    500: '#170a33',
    950: '#000000',
  },
}

SCSS

$custom: #170a33;
$custom-light: #574a6b;
$custom-dark: #000000;

JSON

{
  "hex": "#170a33",
  "rgb": {
    "r": 23,
    "g": 10,
    "b": 51
  },
  "hsl": {
    "h": 259.024,
    "s": 67.213,
    "l": 11.961
  },
  "oklch": {
    "l": 0.19375,
    "c": 0.0762,
    "h": 292.4
  },
  "luminance": 0.00638
}

Semantic roles & 50–950 ramp

primary

#170A33

secondary

#5A7028

accent

#EA3EB3

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170A33

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →